Device for controlling and measuring flow rate of ringer solution



FIG. 1 is a perspective view of the device for controlling and measuringflow rate of ringer solution;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan elevational view thereof; and,

FIG. 7 is a bottom plan elevational view thereof.

The ornamental design for the device for controlling and measuring flowrate of ringer solution, as shown and described.